Perimenopause · Backed by science

The strength you have now is worth defending.

In the years around menopause, women lose muscle and bone faster than they should. The Circadia System is a two-part daily protocol built to support both — with every ingredient at the dose the research actually uses, printed on the label. Designed by a molecular biologist who studies muscle for a living.

Join the founder waitlist → Pre-launch · First formulas ship Fall 2026

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The focus

Muscle, bone & energy — the things worth keeping

The standard

Clinical doses, every milligram disclosed

The founder

A molecular biologist, not a marketer

The science, plainly

Why muscle and bone are the whole game right now.

Estrogen does quiet, essential work — it helps your body hold on to muscle and maintain bone. As it declines through perimenopause, that support fades, and the body keeps less of both. This isn’t about willpower. It’s physiology — and it’s exactly the window where the right inputs matter most.

01 / Muscle

Hold on to strength

Lean muscle drives metabolism, stability, and how capable you feel day to day. The morning formula is built around ingredients researched for supporting muscle when you pair them with movement.

02 / Bone

Protect the framework

Bone is living tissue that needs the right raw materials to stay resilient. We focus on the nutrients shown to support bone health — at amounts that actually do something.

03 / Doses

Clinical doses, nothing hidden

No proprietary blends. No fairy-dust dosing. Every ingredient sits at an amount supported by research, and every amount is printed on the label. If we can’t dose it properly, we leave it out.

04 / Rhythm

Timed to your day

Your body runs on a daily rhythm, so the system does too: an energising morning ritual and a calming evening one. The right support at the moment your body can use it.

The Circadia System

Two moments a day. Built around your rhythm.

☀️ In the morning

A morning ritual

A drink to start the day — built for energy, focus, and the foundations of strong muscle and bone. The active, clear-headed half of your day, supported from the first sip.

🌙 Before sleep

An evening wind-down

A simple evening pack to help the day settle — for calm, restful sleep and overnight recovery, when your body does its repair work.

Our promise is simple: every ingredient at the dose the research supports, and every milligram printed on the label. No proprietary blends. No fairy-dust dosing. Nothing to hide.

Dr. Kamar Chloe Ghaibour, PhD — founder of Lara Labs.